[Seaside] Scriptaculous problem with latest Monticello versions

[Damien Cassou]

The method SUUpdater(SUAjax)>>addParameters: sends #associations to a
WASmallDictionary which does not understand the message.

Seaside2.8a1-pmm.443
Scriptaculous-lr.211

http://localhost:8080/seaside/tests/scriptaculous

-- 
Damien Cassou